SFH300FA

The SFH300FA is a high-performance phototransistor manufactured by Opto Semiconductors, designed for a variety of applications in the field of optoelectronics. This component is particularly well-suited for use in optical communication systems, light detection, and various sensing applications.

Key Features:

1. Type and Structure: The SFH300FA is a silicon phototransistor, which means it is made from silicon and operates based on the principle of photoconductivity. It typically features a plastic package that provides durability and protection against environmental factors.

2. Sensitivity: This phototransistor is known for its high sensitivity to light, particularly in the infrared spectrum. It is optimized to detect wavelengths around 850 nm, making it ideal for applications involving infrared light sources, such as infrared LEDs.

3. Electrical Characteristics: The SFH300FA exhibits low dark current, which enhances its performance in low-light conditions. It has a fast response time, allowing it to quickly react to changes in light intensity, which is crucial for applications requiring rapid signal processing.

4. Package Type: The device is typically housed in a compact, surface-mount or through-hole package, which facilitates easy integration into various electronic circuits. The package design also aids in minimizing the effects of ambient light interference.

5. Applications: The SFH300FA is versatile and can be used in a wide range of applications, including:

   • Optical data transmission systems
   • Remote control systems
   • Light barriers and safety devices
   • Consumer electronics
   • Industrial automation and robotics

6. Operating Conditions: The phototransistor is designed to operate effectively over a wide range of temperatures and environmental conditions, ensuring reliability in diverse applications.

7. Electrical Connections: The SFH300FA typically features three terminals: the collector, emitter, and base. The collector is connected to the light source, while the emitter is connected to the load. The base may be used for biasing to enhance performance.

Summary:

In summary, the SFH300FA from Opto Semiconductors is a robust and sensitive phototransistor that excels in detecting infrared light. Its compact design, high sensitivity, and fast response time make it an excellent choice for a variety of optoelectronic applications, from consumer electronics to industrial systems. Its reliability and performance in diverse conditions further enhance its appeal to engineers and designers looking for effective light-sensing solutions.